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Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Hangzhou Qiran Energy Saving Tech Co Ltd has sought patent for Infrared Energy-saving Cover and Gas Appliance. This invention was developed by Zhang Xiong.
The patent application number is WO2025CN128362 20251017. The patent publication number is WO2026086693 (A1). International Patent Classification codes ar..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Vedanta Ltd has sought patent for a Method and a System for Determining Fluid Flow Rate of a Wellbore. This invention was developed by Kumar Manish and Varma Nakul.
The patent application number is WO2025IN51702 20251024. The patent publication number is WO2026088220 (A1). International Patent Classification ..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Vedanta Ltd has applied WIPO patent for a Method and a System for Determining Height of Fluid in an Annulus of an Oil Well. Kumar Manish and Varma Nakul developed it.
The patent application number is WO2025IN51699 20251024. The patent publication number is WO2026088217 (A1). International Patent Classificatio..
Oil & Gas
| Mon 04 May 2026
Beijing, May 5 -- Schlumberger Changhe Oilfield Eng Ltd has applied Chinese patent for Intelligent Sand Remover. Xie Yundong, Jiao Xuding, Du Liang, Wang Junfeng, Wang Yunlong, Liang Jinjie, Gao Quan, Song Wenbin, Hou Sichang, Li Biao, Li Zhenghu and Chen Yabin developed it.
The patent application number is CN202511167975 202..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Watanabe Akira has filed a patent application for Carbon Dioxide Emission Reduction Plant and Carbon Dioxide Emission Reduction Method. This invention was developed by Watanabe Akira.
The patent application number is WO2025JP36625 20251017. The patent publication number is WO2026088882 (A1). International Pat..
Oil & Gas
| Mon 04 May 2026
Beijing, May 5 -- ExxonMobil Technology and Engineering has sought patent for Steam Cracking Process with Elevated Coil Outlet Pressure. This invention was developed by Lawrence Stephen S, Sharifi Hasan, Almazan Tony M, Rao Pallavi, Rooney Mark A, Spesser Daniel and Phillips Scott R.
The patent application number is CN202480356..
Oil & Gas
| Mon 04 May 2026
Beijing, May 5 -- State Intellectual Property Office of China has published Chevron USA patent application for Preparation Method of Aluminosilicate Ssz-82. The invention was developed by Lew Christopher Michael, Macklin Robert Emily and Jessen Kurt Owen.
The patent application number is CN20248032250 20240514. The patent publi..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- State Intellectual Property Office of China has published China University of Petroleum, East China patent application for Underwater Wireless Charging System Based on Matrix Coupling and Application Method and Application Thereof. The invention was developed by Wang Longyang, Zhao Yixin, Zhang Zhenquan, Li Wei..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- PetroChina Company has sought patent for Water Control and Gas Control Apparatus, Column and Method. This invention was developed by Yang Zhaopeng, Li Yunbo, Wang Hongjun, Yu Yang, Liu Jian and Geng Xiaoyan.
The patent application number is WO2025CN122324 20250918. The patent publication number is WO202608651..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- National Institute for Materials Science has sought patent for CO2 Separation System and CO2 Separation Method. This invention was developed by Ichinose Izumi, Tabata Takuya, Bin Ismail Edhuan and Inoue Mizuki.
The patent application number is WO2025JP34600 20250930. The patent publication number is WO2026088..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- PetroChina Company has applied WIPO patent for Gas Well Blockage Prediction Method and Apparatus. Fan Yu, Zhang Ting, Wang Guo, Yang Zhi, Sun Fengjing and Yu Yang developed it.
The patent application number is WO2025CN129980 20251024. The patent publication number is WO2026086942 (A1). International Patent Cl..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- China Petroleum Eng & Construction Corp and China National Petroleum have applied WIPO patent for Liquid Desulfurization Agent and Preparation Method Therefor. Li Linhui, Li Tianlei, Zhang Jinzhong, Wang Xiaohang, Zheng Yawen, Shi Daiyan, Liu Dong, Luo Chengsong, Shu Xin, Xiong Zhengtao and Wang Qian developed i..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Chevron Phillips Chemical has filed a patent application for Storage Stable Metallocene Solutions and Uses Thereof in Catalyst Systems for Ethylene Polymerization. This invention was developed by Praetorius Jeremy M, Chen Zhou, Winton Elizabeth and Sheline Casey.
The patent application number is WO2025US51763 2..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Hydrexia Shanghai Co Ltd, Hydrexia Qingdao Co Ltd and Hydrexia Singapore Pte Ltd have submitted a patent application for Magnesium-based Composite Hydrogen Storage Material, Preparation Method Therefor, and Hydrogenation Method Therefor. This invention was developed by Fang Peijun and Zhu Yanglin.
The patent ..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- The Regents of the University of Colorado, a body corporate has submitted a patent application for Selective Gas Transport Through High Pressure Liquid Membranes. This invention was developed by Straub Anthony and Lopez Kian.
The patent application number is WO2025US51939 20251021. The patent publication numb..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- China University of Petroleum, East China has submitted a patent application for Self-driven Spraying Repairing Device and Method in Pipeline. Liu Cuiwei, Yang Hongchao, Li Yuxing, Xu Xiusai, Wang Cailin, Yu Xinran, Hu Qihui and Song Guangchun developed the invention.
The patent application number is CN2025117..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Halliburton Energy Services has filed a patent application for Actuator with Movable Cylinder for Rotary Steerable System. This invention was developed by Zhang Lizheng and Agnihotri Mukul M.
The patent application number is WO2025US36948 20250709. The patent publication number is WO2026089785 (A1). Internation..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Halliburton Energy Services has filed a patent application for a Coiled Tubing Injector System Including a Trolley Track and Trolley for Support Thereof. This invention was developed by Domann Robert Eugene and Hampson Richard Joseph.
The patent application number is WO2024US54940 20241107. The patent publicati..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- World Intellectual Property Organization has released Halliburton Energy Services patent application for Discrete Cone for Expandable Liner Hanger in Casings with Restrictions. This invention was developed by Zhong Xiaoguang Allan, Zhao Yian and Tan Vern Szen.
The patent application number is WO2024US54308 2024..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Halliburton Energy Services has filed a patent application for Intervention-less Method of Setting Open Hole Packers. This invention was developed by Dave Jalpan Piyush, Fripp Michael Linley and Eldho Shanu Thottungal.
The patent application number is WO2024US53689 20241030. The patent publication number is WO2..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- World Intellectual Property Organization has published Halliburton Energy Services patent application for Travel Joint with a Dual Encapsulated Coil Stroke System and Method for Using the Same. The invention was developed by Lima Glaucio Roberto Alves Da Silva, Rodrigues Junior Desiderio Naegele and Medina Jorge..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- PetroChina has filed a patent application for Preparation Method of Catalytic Cracking Catalyst. This invention was developed by Cai Jinjun, Zhang Junyi, Zheng Yunfeng, Tan Zhengguo, Qin Song, Pan Zhishuang, Lyu Penggang, Chen Linshan, Huang Xiaoliang and Liu Heping.
The patent application number is CN20241084..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Brown Carl has submitted a patent application for an Item of Legwear with Access to Atmospheric Oxygen.
The patent application number is WO2025GB52343 20251027. The patent publication number is WO2026087904 (A1). International Patent Classification codes are A41B11/00, A41D1/089, A61F13/08 and A41D27/28. Co..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Chevron USA has filed a patent application for a Process for Removing Inorganic Contaminants from Pyrolysis Oils by Alkali Hydroxide to Produce High Quality Steam Cracker Feedstocks. This invention was developed by Jia Jifei, Virdi Harjeet, Maesen Theodorus Ludovicus Michael, Li Lin, Zhan Bi-zeng, Chakraborty Su..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- Southwest Petroleum University has applied Chinese patent for Auxiliary Dismounting and Replacing Device for Fracturing Pump Plunger. Liu Yunhai, Li Xinwei, Zhu Xiaohua, Lei Qinglong, Chen Xingyu, Liu Ligao, Wang Xiaowen, Liu Hongcheng, Zhu Zhuolin, Jing Tai and Yang Ruirong developed it.
The patent applicat..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- BP Corporation, North America has sought patent for Methods and Systems for Least-squares Wave-equation Kirchhoff Migration Using Wave Propagation. This invention was developed by Jin Hu and Etgen John.
The patent application number is WO2025US49990 20251008. The patent publication number is WO2026089904 (A1). ..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Vedanta Ltd has submitted a patent application for a Method and a System for Determining Characteristics of Oil Wells. This invention was developed by Kumar Manish and Varma Nakul.
The patent application number is WO2025IN51701 20251024. The patent publication number is WO2026088219 (A1). International Patent..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Vedanta Ltd has submitted a patent application for an Apparatus, Method and System for Filtering Particulates from a Fluid Stream in an Oil Wellbore. This invention was developed by Kumar Manish, Varma Nakul and Chandak Ravi.
The patent application number is WO2025IN51700 20251024. The patent publication numb..
Oil & Gas
| Mon 04 May 2026
Beijing, May 5 -- China University of Petroleum, East China has submitted a patent application for Environment-friendly Blowout Device Suitable for Hypersalinity Gas Well. Zhang Yanting, Liu Zicheng, Zhao Xiaolong, Deng Yonghong, Li Jia, Li Jingxuan, Liu Jianwei, Chen Qiang and Miao Yuanji developed the invention.
The patent ap..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- China University of Petroleum, East China has sought patent for Cabin for Anti-impact Ship. This invention was developed by Liu Qi, Xiao Yukun, Wang Guangcheng and Xiao Wensheng.
The patent application number is CN202511755700 20251127. The patent publication number is CN121224921 (A). International Patent Cla..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- PetroChina has filed a patent application for Preparation Method of Catalytic Cracking Aid. This invention was developed by Cai Jinjun, Zhang Junyi, Tan Zhengguo, Zheng Yunfeng, Pan Zhishuang, Qin Song, Liu Tao, Cao Gengzhen, Huang Xiaoliang and Liu Zhiqin.
The patent application number is CN202410847965 20240..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- State Intellectual Property Office of China has published Southwest Petroleum University patent application for Method for Preparing Carbon-based Material by Solar-driven Carbon Dioxide Capture and Catalysis. The invention was developed by Wang Fang, Dong Jixin, Xu Xuelin, Zhou Ying, Mu Jinchi, Chen Jiandong an..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- Southwest Petroleum University has submitted a patent application for Carbon Dioxide Capture Microcapsule and Preparation Method Thereof. This invention was developed by Li Xinliang, Peng Jianghao, Zhang Hehai, Tao Jiajun, Ni Ping, Fang Shenwen, Duan Ming, Zhou Siyu and Liu Zi.
The patent application number ..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- State Intellectual Property Office of China has received Mann & Hummel patent application for Filter Device for Gaseous Medium, Filter Element, Use of Filter Element and Method for Assembling Filter Device. Ruhland Klaus-dieter and Kaufmann Michael developed the invention.
The patent application number is CN..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- Suprirui Oil and Gas Technology has submitted a patent application for Oily Water Treatment Device for Oil Exploitation Site. Xu Wang, Xiao Jing, Zhang Zuojia, Li Shun, He Zhiwei and Gong Shiping developed the invention.
The patent application number is CN202511646042 20251111. The patent publication number is..
Oil & Gas
| Mon 04 May 2026
Geneva, May 5 -- Linde has sought patent for Method and Plant for Producing One or More Process Products. This invention was developed by Köhler Regina and Ettner Florian.
The patent application number is WO2025EP75787 20250910. The patent publication number is WO2026087107 (A1). International Patent Classification codes are..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- Kellogg Brown & Root has submitted a patent application for Dividing Wall Column for Efficient Hydrocarbon Separation. Makhania Minaz Ramjanali, Pillai Rahul Radhakrishna, Ranjan Rajeev, Sarkar Shouvik and Tallman Michael J developed the invention.
The patent application number is WO2025US52236 20251023. The ..
Oil & Gas
| Tue 05 May 2026
Geneva, May 5 -- World Intellectual Property Organization has released Baker Hughes Oilfield Operations patent application for Antenna Concept for Increasing Measurement Accuracy of Resistivity Tools. This invention was developed by Medvedev Eugen, Hartmann Andreas and Vlasov David.
The patent application number is WO2025US5222..
Oil & Gas
| Tue 05 May 2026
Beijing, May 5 -- China University of Petroleum, East China has sought patent for Method for Preparing Co by Catalyzing Hydrogen-free Activation and Reduction of CO2 Through Low-temperature Plasma. This invention was developed by Xu Tianshi, Wu Wenting, Zhang Haonan, Yu Hong and Hua Qi.
The patent application number is CN2025..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have submitted a patent application for Storage Medium, Optimal Oil Refining Technical Scheme Determination Method, Device and Equipment. This invention was developed by Fan Feng, Yang Weiya, Ling Fengxiang, Zhang Huicheng ..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have filed a patent application for Carbonate Rock Pore Aspect Ratio Extraction Method, Device, Equipment and Medium. This invention was developed by Chen Junhai, Sun Jianmeng, Yang Wencheng, Zhang Ting and Deng Liyu.
..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Three-dimensional Digital Core Permeability Calculation Method Based on Curve Fitting and Electronic Equipment. Cui Maolei, Lun Zengmin, Xiao Piaofu, Niu Jun, Guo Yabing and Zhao Chunpeng developed ..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Establishment Method and Equipment of River Channel Parameter Prediction Model and Storage Medium. Li Jin, Li Meng, Gong Mingyue, Zhang Zhongmin, Wang Dapeng and Tian Kun developed the inven..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- Daqing Oilfield and PetroChina have applied Chinese patent for Performance Evaluation Method of Blocking Remover for Chemical Flooding of Oil Field and Preparation Method of Simulated Blocking Substance. Liu Xiaoying, Kim Hyun-ho, He Jingang, Chen Si'an, Jiang Jun, Li Kai, Wang Jiahui, Wu Hao and Zhao Jing deve..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Heavy Oil Reservoir Steam Huff and Puff Simulation Device and Method. Zhang Li, Zhu Yangwen, Tang Qianqian, Wang Youqi, Liu Ping and Zhou Yuanlong developed the invention.
The patent applicati..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China University of Petroleum, Beijing and Zhengzhou New Asia Superhard Mat Composite Co Ltd have submitted a patent application for Rock Breaking Drill Bit. Wei Jiusen, Gao Deli, Han Xin, Xi Chuanming and Liu Wei developed the invention.
The patent application number is CN202511500239 20251020. The patent p..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for Simulation Experiment Device and Method for Casing Drilling. This invention was developed by Li He, Zhou Shiming, Liu Luo, Li Xiaojiang, Wang Heng and Liu Kui.
The patent application number is C..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have applied Chinese patent for Dechlorination and Silicon Capture Method for Waste Plastic Oil. Yu Shanqing, Liu Yuqing, Feng Menglong, Cai Kai and Li Jiaxing developed it.
The patent application number is CN202410818095 20240624. ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have sought patent for Ultra-deep Well Solid Corrosion Inhibitor with Long Protection Period and Preparation Method Thereof. This invention was developed by Zhang Jiangjiang, Yang Kang, Li Fang, Wei Xiaojing, Liu Dongmei and Shi Xin.
The patent appli..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have filed a patent application for Asphaltene Deposition Inhibitor as Well as Preparation Method and Application Thereof. This invention was developed by Zhao Lin, Qin Bing, Jiang Jianlin, Gao Min, Shen Yutan and Cao Fengyi.
The pa..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for Composition for Pickling Blockage Removal and Application Thereof. This invention was developed by Shi Bingzhong, Feng Yongchao, Li Sheng and Wang Fan.
The patent application number is CN2024108..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and SINOPEC Hunan Petrochemical have sought patent for Molding Composition and Molded Product Thereof. This invention was developed by Yu Lin.
The patent application number is CN202410832108 20240626. The patent publication number is CN121203343 (A). International Patent Classifica..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- Daqing Oilfield and PetroChina have submitted a patent application for Post-polymer-flooding Chemical Flooding Injection Scheme Design Method Based on Mobility Ratio Control Theory. Yan Wei, Liu Guochao, Liang Guoliang, Liu Haibo, Fan Yu, Wei Changqing, Hu Liangfeng, Jiang Guoqing, Gao Qian and Cao Ruibo develo..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Ultra-deep Fault Control Oil Reservoir Porosity Prediction Method and System and Storage Medium. This invention was developed by Kang Zhijiang, Deng Ziyan, Yang Fan and Wang Hanqing.
The ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Oil and Gas Pipeline Cleaning Operation Monitoring System and Monitoring Method. This invention was developed by Wang Xingjian, Dong Xiaohui, Li Ping, Chen Hailong, Mei Xiongying and Xiong Xiangyu.
The patent a..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for System and Method for Evaluating Geometrical Shape of Underground Casing. This invention was developed by Wu Jinping, Xie Guanbao, Zheng Junhua, Li Yongjie and Gao Zelin.
The patent application ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have filed a patent application for Compression Device and Compression System for Pressurizing Underground Gas. This invention was developed by Cao Mingchen, Liu Huanle and He Tong.
The patent application number is CN..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have applied Chinese patent for Cellulose-based Anti-ultraviolet Agent as Well as Preparation Method and Application Thereof. Liu Jinfeng, Hu Xiaoyi, Ding Shuyan, Hu Jiawei and Li Yongquan developed it.
The patent application n..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have filed a patent application for Graphene-based Copolymer, Preparation Method and Application Thereof, and Phenolic Resin Composition. This invention was developed by Zhang Yifei, Wang Houpeng, Peng Xi, Zhang Jiakang and Gu Xianrui...
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Crack Model Establishment Method and System Based on Multi-stage Crustal Stress Parameters. Shang Xiaofei, Tian Miao, Duan Taizhong, Li Meng, Liu Yanfeng a..
Oil & Gas
| Sun 03 May 2026
Munich, May 4 -- Selas Linde GmbH has submitted a patent application for Method for Operating a Furnace and Corresponding Furnace. This invention was developed by Murer Martin.
The patent application number is EP20240020323 20241023. The patent publication number is EP4733664 (A1). International Patent Classification code is ..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Shale Compressibility Index Prediction Method, Electronic Equipment and Readable Storage Medium. This invention was developed by Wang Di, Wang Haibo, Li Fe..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Storage Medium, and Drawing Method, Device and Equipment for Data Analysis. The invention was developed by Jin Xin, Fan Feng, Yang Weiya,..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and Device for Simulating High-quality Reservoir of Tight Sandstone and Computer Equipment. This invention was developed by Shang Xiaofei, Zhao Lei,..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Enrichment Dominant Lithofacies Prediction Method Based on Continental Facies Fine Grain Deposition. This invention was developed by Zheng Qiang, Lu Jiamin, Li Junhui, Fu Xiuli, Su Yangxin, Cui Kunning..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina patent application for Isotope Curve Intelligent Superposition Method and Small-layer Water Absorption Capacity Determination Method and Device. The invention was developed by Wang Qian, Zhang Zicheng, He Yingwei, Zhang Xia..
Oil & Gas
| Sun 03 May 2026
Munich, May 4 -- Linder Juergen has applied European patent for Support Device for Ship's Boats.
The patent application number is EP20240746622 20240620. The patent publication number is EP4731507 (A1). International Patent Classification codes are B63B23/62, B63B23/66, B63C3/12 and B63C5/04. Cooperative Patent Classification..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China Petroleum & Chemical and East China Oil & Gas Branch China Petroleum & Chemical patent application for Total Organic Carbon Multi-manipulator Automatic Pretreatment Method and Device. The invention was developed by Jiang Zhigao, Yang Zhengmao, Ding..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Rock Core Oiliness Evaluation Equipment, Oiliness Evaluation Method and Storage Medium. The invention was developed by Jiang Qigui, Cao Tingting, Zhu..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published Sinopec Engineering and SINOPEC Engineering (Group) patent application for Integrated System Coupling LNG Gasification, Cold Energy Power Generation and Refrigeration and Control Method Thereof. The invention was developed by Li Fengqi, Nie Yiqiang, Chai..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Formation Pressure Prediction Method and Device. Gu Ning, Jin Bingyao, Wang Tong, Guo Jinrui and Jin Xiaohui developed the invention.
The patent applica..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Shale Oil Reservoir Carbon Dioxide Injection Exploitation Effect Prediction Method and Device. Zhang Wei, Lyu Xinrui, Chen Zhiqiang, Deng Hang, Wang Zhelin..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Melt Electrostatic Spinning Nanofiber Membrane and Preparation Method Thereof. Li Changjin, Li Fangquan, Guo Zifang, Zhang Zheng, Wang Ying and Guo Mi..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Nanofiber Membrane as Well as Preparation Method and Application Thereof. Li Changjin, Li Fangquan, Guo Zifang, Zhang Zheng, Wang Ying and Guo Min dev..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Deformable Blocking Agent for Water-based Drilling Fluid as Well as Preparation Method and Application of Deformable Blocking Agent. Kong Yo..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing patent application for Nylon 6 Composite Material with High Crystallization Temperature and Preparation Method Thereof. The invention was developed by Sun Min, Yang Junzhong, Wa..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Acrylate Rubber Composition, Acrylate Rubber and Preparation Method and Application of Acrylate Rubber. This invention was developed by Du Ying, Sun W..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and System for Simulating Hydraulic Fracture Propagation Form of Geological Reservoir. Wang Di, Wang Haibo, Li Fengxia, Zhou Tong and Li Ning develo..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing patent application for Double-material Injection System and Engine System. Zhang Ran, Tian Huayu, Wang Jun, Hu Xiaoming and Yang He developed the invention.
The patent applica..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Electric Dehydration Device and Method for Oilfield Produced Liquid. The invention was developed by Chen Conglei and Li Yufeng.
The patent application ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method for Pyrolyzing Oil Shale. The invention was developed by Wu Junwen, Huang Zhiwen, Wang Yuanqing, Su Jianzheng, Chen Kankan and Yang Lihong.
The ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- Southwest Petroleum University has filed a patent application for Safety Discrimination System of Oil and Gas Transportation Pipeline Based on Thermal Sensing. This invention was developed by Gao Yifei, Zhang Huiying, Wu Lianxian and He Tengjiao.
The patent application number is CN202511734840 20251125. The ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China University of Petroleum, East China has submitted a patent application for Toughness-driven Underwater Production System On-condition Maintenance Decision Optimization Method and System. Cai Baoping, Zhang Yanping, Liu Yonghong, Wang-chen Yushu, Pan Zhaoyi, Shao Xiaoyan, Li Qingping, Liu Guijie, Sui Zhong..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published China University of Petroleum, East China patent application for Microfluidic Experimental Device and Method for Simulating Microcosmic Leakage Mechanism of Cap Layer. The invention was developed by Song Yuyuan, Yao Chuanjin, Yang Huichao, Zhao Jia, Chen..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has received PetroChina patent application for Optimal Evaluation Method of Surfactant for Imbibition Washing Oil. Duan Yongwei, Xuan Gaoliang, Yu Xuemeng, Wu Jun, Li Huaiyuan, Pan Keyu, Liu Peipei, Wang Qinggang, Wang Guangyao and Zhang Linlin developed the invention..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Preparation Method of Oil and Gas Pipeline In-service Welding Laser Cladding Repair Coating. This invention was developed by Han Tao, Xu Shihang, Han Bin, Wang Yong and Wang Jidong.
The pat..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published PetroChina patent application for Water Washing System and Process Method for Activating Agent of Complexing Dewaxing Device. The invention was developed by Zeng Qingfeng, Zhang Xiaohua, She Zhihong, Wang Xinping, Ma An, Zhao Jinhai and Lyu Qinglong.
Th..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- China University of Petroleum, East China has submitted a patent application for Method for Determining Tight Sandstone Three-dimensional Digital Core Modeling Size Based on Rock Physics Experiment Constraint. Xia Fujun, Liu Xuefeng, Deng Shaogui, Ni Hao and Xian Fei developed the invention.
The patent applica..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- PetroChina has submitted a patent application for Shale Core Organic Matter Seepage Contribution Evaluation Method and Device and Storage Medium. Tang Hongjiao, Kou Gen, Li Ting, Wang Ziqiang, Liang Baoxing, Liu Sai, Wang Pengli, Sun Yating, Wang Qixiang, Wang Bei, Wang Feng and Liu Wenwen developed the inventi..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Visual Experimental Device for Controlled Cooling and Frosting in Gas Flowing Process in Ultralow-temperature Environment. This invention was developed by Ding Gaoya, Cao Xuewen, Liu Xingyan..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China University of Petroleum, East China has submitted a patent application for Lacustrine Facies Carbonate Rock Division Method. This invention was developed by Yuan Wenjie, Ma Cunfei, Zhao Jianhua, Tong Xiaoshan, Zeng Furong, Ge Xinmin and Zhang Yonghao.
The patent application number is CN202511456421 20251..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has published PetroChina patent application for Rock Debris Rapid Grinding Method Based on Slice Turning Method. The invention was developed by Yan Qi, You Xincai, Tang Yong, Chang Qiusheng, He Wenjun, Zhang Lei, Bai Yu, Yu Xing, Li Mengyao and Zhu Aiguo.
The patent ..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China University of Petroleum, East China has filed a patent application for High-temperature and High-pressure Continuous Extraction Experimental Device for Shale Rich in Organic Matters. This invention was developed by Hu Qinhong, Qiao Hongguo, Wang Qiming, Zhang Shize, Zhang Tao and Yang Shengyu.
The patent..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- PetroChina has submitted a patent application for Shale Formation Horizontal Well Drill String System Dynamics Simulation Experiment Device and Experiment Method. Dai Feng, Zheng Jian, Yang Yang, Tsunenori, Xie Jiajun, Li Xuesong, Wu Shenyao, Yi Gang, Gu Zhibin, Liu Lei and Liu Bingxiao developed the invention...
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China University of Petroleum, East China has filed a patent application for Preparation Method of In-situ Authigenic Core-shell Structure Amphiphobic Micro-nano Proppant Double Emulsion Fracturing Fluid. This invention was developed by Luo Mingliang, Liang Shinan, Zhan Yongping, Fan Qiao, He Fanchen and Wu Fei..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released PetroChina patent application for Well Wall Enhancer for Oil-based Drilling Fluid, Preparation Method and Oil-based Drilling Fluid. This invention was developed by Wu Xiaohong, Chen Jinxia, Kan Yanna, Li Yunfeng, Zhou Yan, Li Ran and Chen Chunlai.
The pa..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- State Intellectual Property Office of China has released PetroChina patent application for Preparation Method of Composite Flame Retardant with High-temperature Thermal Expansion Characteristic. This invention was developed by Zhang Junyi, Dou Wei, Zhao Lili, Qin Song, Yan Shuai, Li Chaoxin, Liu Zhiqin, Lu Chao..
Oil & Gas
| Sun 03 May 2026
Beijing, May 4 -- China University of Petroleum, East China has applied Chinese patent for Crack Propagation Prediction Method Based on Masking Condition Diffusion Model. Liu Weifeng, Zhang Zhenyu, Zeng Dan, Li Wei, Yuan Xinan and Liu Baodi developed it.
The patent application number is CN202511748071 20251126. The patent publi..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- China University of Petroleum, Beijing has filed a patent application for Sealing Suspension Device for Connecting Straight Pipe Section and Elbow Section of Vertical Pipe System. This invention was developed by Chen Yanfei, Cai Xinyu, Peng Zengli, Zhong Rongfeng, Wang Xin, He Yuesheng, Xu Huiwen, Tan Keyang, L..
Oil & Gas
| Mon 04 May 2026
Beijing, May 4 -- PetroChina has submitted a patent application for Soft Seal Plunger Oil Well Pump and Application Thereof. This invention was developed by Zhang Chengbo, Qiao Weixiong, Zhai Shiwei, Mi Hui, Huang Xiaozhao, Wang Pengfei, Li Xuemei, Wang Yanqiu, Li Dubing, Zhang Yuchen and Zhang Hanqi.
The patent application num..
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